*{margin: 0px;padding: 0px;}
h4,h5{margin-top: 0px;margin-bottom: 0px;}
*{margin: 0px;padding: 0px;}

/*顶部*/
.top{width: 7.5rem;height: 0.88rem;background: #fff;text-align: center;position: fixed;top: 0px;z-index:100 !important;line-height: 0.88rem}
/*.top{width: 100%;height: auto;text-align: center;position: relative;}*/
.top h4{width: 100%;height: 0.88rem;text-align: center;position: relative;background: #01B0B8;color: #fff;line-height: 0.88rem;}
.top .back{width: 0.3rem;height: 0.4rem;;position: absolute;left: 0.3rem;top:0.24rem;z-index: 100}


